Improvement in machinery for plating or finishing sheets of paper



CHARLES T. BAINB IMPROVEMENT lN MACHlNERY FOR To all whom it may Be it known BRIDGE, ot' the city ot of Kings and State oi CON/08TH f New York,

a new and uset'nl Improvement in Machinery anddo hereby i'ull, clear, and exact descripreference being had to the aci'orining part ot' this for Platin gPaper 3 the following is a tion of the same, companying drawings,

specification, in which- Figure l is a side view ci aplatin g-machine constructed according to my 2 is a vertical section ot' the same gles to Fig. 1, directly in t'ront oi' Similar letters ot' reference spending parts in both tigures.

The finer kinds ot' writing` and are finished by what is termed process,7

This process gives ing, but as slow and pensive. ofthe process has been that were ot' steel and inflexible, ulated by hand to introduce them and remove it therefrom. The object of my invention is tedious, an

copper or held down by amount o' pressure The peripherical be ot' cast-iron,

surfaces ot turned perfectlyT ference, and iinished up smooth.

of the said rollers are gearedtogetherby a pair that I, CHAaLEs T. BArN- Brooklyn, in

have invented invention.

indicate correcoiisisting in subjecting the sheets separately to pressure between polished plates.

a finer finish than calenderheretofore performed has been very d consequently very eX- rlhe principal cause ot' the slowness the plates, had to be manipthe paper between to simplity and expedite the plating process, and to this end in the employment of other metal and have such a reciprocating pressure-rollers as to be kept and to deliver the l will proceed to describe its conframing of the machine,

the journals oi' a pair of horiwhich are arged one above another, the upper bearings springs, set-screws, or other suitable means of applyingt to the upper roller.

the rollers may' hard or compressed wood, or an Y other suitable hard material, and are cylindrical, ot' equal circiim- Einen, oE EE the county declare that Fig.

at right anloose on the rollers.

pulley,

which which of the inause my incontaining he requisite The shafts ci' spur-g plates l pre of 'its e-Xibi is capable of receiving.

said plates generally of about 32 gage, of a width equal to the length of the rollers, and ot' a length somewhat greater of the sheet ot the rollers B B said plates is connected with the corresponding end of the other one, E, by means of a cord, strap, o runs from the said plates in rection over a roller or pulley, which are arran the machine. around the the opposite weight E, means ot' a cord, over a pulley are arranged ii ot' the machine.

ln front is arranged ing dowiiwar said pressiir board there is which has a space betwe The opera Specification forming part of Letters Patent No. 49,69 l. dated September 5,

th e

ears, a c', having` haft C by s of paper from it a weigh e-rollers,

ell

s PATENT EEicE.

ELYN, NEw Yoan.

PLATlNG OR ElNlSHlNG SHEETS OF PAPER.

l1, which gears which is geared the drivin g-shaft.

shaft but the Eer to maire ot" copper. on account lity and the high polish which it l propose to mah than the to be plated.

one

and

ged in bearings at the connected wit strap, or

t F. highly polished.

d toward the andj space the rollers B tion of the machine is as follows:

equal numbers of are compelled to rotate together but in opposite directions.

pon the shaft of thelower roller, secured a spur-gear, ion, c, on the machine, and counter-shaft, D, driving-s gears, c c, direction to is fast on the counter- B, there is with a pinhorizontal drivin g-shaft G ot" the with a pinion, cl, on a horizon with the means of a pair of spurand thereby driven in an opposite The pinion d pinion ois driving-shaft, and has firmly attached to it a loose pulley, f.

|The driving-shaft is furnished with a fast g, and with aloose pulley, h, arranged e the length In rear end ot' each of the with a weig t r chain, j, which a horizontal dithe journals ot' back of The upper plate, fi', passes front of the upper roller,

end to that, connected with the a weight, F', by l', passing or roller, m, the journals of which i elevated bearings at the back The lower plate, t', passes over the front of the roller B, and the opposite end to that connected with the weight E has The opposite and there inclinbetween the ust below this feeda stationary delivery-board, p, downward inclination from the The driving-beltis trst placedon the pnlleyj; which is thereby driven in the direction ofthe, arrow shown in Fig. 1,- and the pinion c is; thereby d riven in the saine direction, and so' In the above-described operation the wei gh ts F and F' keep the plates z' t" in proper relation to each other, and the Weights F F keep them so bent over the fronts of' the pressurerollers as to provide for the free entrance and delivery ofthe sheets of paper between and hat I claim as my invention, and desire to secure by Letters Patent, is-

1. The iiexible plates i i', applied and operating in combination with a pair ot' pressurel l rollers, substantially as and for the purpose pressure between the said plates. After the herein specied. whole length ot the sheet has passed between 2. he Weights E FF', attached to the ends the rollers the driving-belt is shifted from the of thc iiexible plates it', and operating subpulleyfto the pulley y, therebygivingmotion stantially as and for the purpose herein specito the driving-shaft C, and through it and the fied. gears e e to the counter-shaft D, and causing 3. The combination of the exible plates i the pinion d, by its action on the Wheel b, to i', pressure-rollers B B', Weights E F F', feedrive the pressure-rollers in the opposite diboard mand delivery-board p, the whole arrect-ion to that tirst described. The pressureranged and operatin substantially as and for rollers then run back the plates i i" bet-Ween the purpose herein specified. them and carry back the paper, which is there- W CEAS. T. BAINBRIDGE.

' itnesses said plates and delivered onto the deliverv- HENRY T. BROWN,

board p in a nished state.` The driving-belt J. VV COOMBS. 

